Updated structures and functions for setting the max bitrate limit to take rtc::Optional<int>

webrtc/media/engine/webrtcvoiceengine_unittest.cc

Index: webrtc/media/engine/webrtcvoiceengine_unittest.cc
diff --git a/webrtc/media/engine/webrtcvoiceengine_unittest.cc b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
index 30be07d21398f97572f453ed08bb930c805f5986..a4fdcf242cefd3afe2971725821e6e98a75e6553 100644
--- a/webrtc/media/engine/webrtcvoiceengine_unittest.cc
+++ b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
@@ -189,12 +189,12 @@ class WebRtcVoiceEngineTestFake : public testing::Test {
   // |expected_result| is the expected result from SetMaxSendBandwidth().
   // |expected_bitrate| is the expected audio bitrate afterward.
   void TestSendBandwidth(const cricket::AudioCodec& codec,
-                         int max_bitrate,
+                         rtc::Optional<int> max_bitrate,
                          bool expected_result,
                          int expected_bitrate) {
     cricket::AudioSendParameters parameters;
     parameters.codecs.push_back(codec);
-    parameters.max_bandwidth_bps = max_bitrate;
+    parameters.max_bitrate_bps = max_bitrate;
     EXPECT_EQ(expected_result, channel_->SetSendParameters(parameters));
 
     int channel_num = voe_.GetLastChannel();
@@ -693,13 +693,13 @@ TEST_F(WebRtcVoiceEngineTestFake, SetSendBandwidthAuto) {
   // bitrate is <= 0.
 
   // ISAC, default bitrate == 32000.
-  TestSendBandwidth(kIsacCodec, 0, true, 32000);
+  TestSendBandwidth(kIsacCodec, rtc::Optional<int>(), true, 32000);
 
   // PCMU, default bitrate == 64000.
-  TestSendBandwidth(kPcmuCodec, -1, true, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(), true, 64000);
 
   // opus, default bitrate == 64000.
-  TestSendBandwidth(kOpusCodec, -1, true, 64000);
+  TestSendBandwidth(kOpusCodec, rtc::Optional<int>(), true, 64000);
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCaller) {
@@ -708,12 +708,12 @@ TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCaller) {
   // Test that the bitrate of a multi-rate codec is always the maximum.
 
   // ISAC, default bitrate == 32000.
-  TestSendBandwidth(kIsacCodec, 128000, true, 128000);
-  TestSendBandwidth(kIsacCodec, 16000, true, 16000);
+  TestSendBandwidth(kIsacCodec, rtc::Optional<int>(128000), true, 128000);
+  TestSendBandwidth(kIsacCodec, rtc::Optional<int>(16000), true, 16000);
 
   // opus, default bitrate == 64000.
-  TestSendBandwidth(kOpusCodec, 96000, true, 96000);
-  TestSendBandwidth(kOpusCodec, 48000, true, 48000);
+  TestSendBandwidth(kOpusCodec, rtc::Optional<int>(96000), true, 96000);
+  TestSendBandwidth(kOpusCodec, rtc::Optional<int>(48000), true, 48000);
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthFixedRateAsCaller) {
@@ -723,13 +723,13 @@ TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthFixedRateAsCaller) {
   // if it's bigger than the fixed rate.
 
   // PCMU, fixed bitrate == 64000.
-  TestSendBandwidth(kPcmuCodec, 0, true, 64000);
-  TestSendBandwidth(kPcmuCodec, 1, false, 64000);
-  TestSendBandwidth(kPcmuCodec, 128000, true, 64000);
-  TestSendBandwidth(kPcmuCodec, 32000, false, 64000);
-  TestSendBandwidth(kPcmuCodec, 64000, true, 64000);
-  TestSendBandwidth(kPcmuCodec, 63999, false, 64000);
-  TestSendBandwidth(kPcmuCodec, 64001, true, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(), true, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(1), false, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(128000), true, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(32000), false, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(64000), true, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(63999), false, 64000);
+  TestSendBandwidth(kPcmuCodec, rtc::Optional<int>(64001), true, 64000);
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCallee) {
@@ -737,7 +737,7 @@ TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCallee) {
   const int kDesiredBitrate = 128000;
   cricket::AudioSendParameters parameters;
   parameters.codecs = engine_.codecs();
-  parameters.max_bandwidth_bps = kDesiredBitrate;
+  parameters.max_bitrate_bps = rtc::Optional<int>(kDesiredBitrate);
   EXPECT_TRUE(channel_->SetSendParameters(parameters));
 
   EXPECT_TRUE(channel_->AddSendStream(
@@ -762,12 +762,12 @@ TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthCbr) {
   EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec));
   EXPECT_EQ(64000, codec.rate);
 
-  send_parameters_.max_bandwidth_bps = 128000;
+  send_parameters_.max_bitrate_bps = rtc::Optional<int>(128000);
   EXPECT_TRUE(channel_->SetSendParameters(send_parameters_));
   EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec));
   EXPECT_EQ(64000, codec.rate);
 
-  send_parameters_.max_bandwidth_bps = 128;
+  send_parameters_.max_bitrate_bps = rtc::Optional<int>(128);
   EXPECT_FALSE(channel_->SetSendParameters(send_parameters_));
   EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec));
   EXPECT_EQ(64000, codec.rate);